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package org.openjdk.jmc.common.test.mock.item;

import java.util.Iterator;
import java.util.List;
import java.util.function.Predicate;

import org.openjdk.jmc.common.item.IItem;
import org.openjdk.jmc.common.item.IItemIterable;
import org.openjdk.jmc.common.item.IType;

public class MockItemIterable<T> implements IItemIterable {
	private final List<IItem> items;
	private IType<?> type;

	public MockItemIterable(List<IItem> items, IType<?> type) {
		this.items = items;
		this.type = type;
	}

	@SuppressWarnings({"unchecked"})
	@Override
	public IType<IItem> getType() {
		return (IType<IItem>) type;
	}

	@Override
	public Iterator<IItem> iterator() {
		return items.iterator();
	}

	@Override
	public boolean hasItems() {
		return !items.isEmpty();
	}

	@Override
	public long getItemCount() {
		return items.size();
	}

	@Override
	public IItemIterable apply(Predicate<IItem> filter) {
		// Filtering not supported in this implementation
		return null;
	}

}
